Home / 1,475.49-2,213.27-1,181.62

Finding the Fourth Proportional to 1,475.49, 2,213.27 and 1,181.62

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Solution

The fourth proportional to 1,475.49, 2,213.27 and 1,181.62 is: 1,772.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.49 : 2,213.27 = 1,181.62 : x
  2. Step 2: Convert to fraction form
    1,475.49/2,213.27 = 1,181.62/x
  3. Step 3: Cross multiply
    1,475.49x = 2,213.27 × 1,181.62
  4. Step 4: Simplify right side
    1,475.49x = 2,615,244.10
  5. Step 5: Solve for x
    x = 2,615,244.10/1,475.49
  6. Step 6: Final answer
    x = 1,772.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.